Ikuo Tatenuma

SO Sony: 3 patents #10,744 of 25,231Top 45%

📍 Tochigi, JP: #1,056 of 2,789 inventorsTop 40%

Overall (All Time): #1,639,648 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D400523	Front face of a sliding cover for a disk cartridge	—	1998-11-03
D395430	Optical disk cartridge	—	1998-06-23
D385538	Chucking pulley for optical disk cartridge	—	1997-10-28